CVE-2022-49342

MEDIUM

Linux Kernel 4.8-5.17.14, 5.18.0-5.18.3 - Refcount Leak in bcma_mdio_mii_register

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/b51996e35bbfcc7a27d94dfeed5cc2429b2c0df4

Patch

https://git.kernel.org/stable/c/7fb1fe7d9a167205413f1de8db9f7d0f82c78286

Patch

https://git.kernel.org/stable/c/b8d91399775c55162073bb2aca061ec42e3d4bc1

Scores

CVSS v3 5.5

EPSS 0.0026

EPSS Percentile 17.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (12)

linux/Kernel 4.8.0 - 5.17.15linux

linux/Kernel 5.18.0 - 5.18.4linux

Linux/Linux < 4.8

Linux/Linux 4.8

Linux/Linux 5.17.15 - 5.17.*

Linux/Linux 5.18.4 - 5.18.*

Linux/Linux 5.19

Linux/Linux 55954f3bfdacc5908515b0c306cea23e77fab740 - 7fb1fe7d9a167205413f1de8db9f7d0f82c78286

Linux/Linux 55954f3bfdacc5908515b0c306cea23e77fab740 - b51996e35bbfcc7a27d94dfeed5cc2429b2c0df4

Linux/Linux 55954f3bfdacc5908515b0c306cea23e77fab740 - b8d91399775c55162073bb2aca061ec42e3d4bc1

... and 2 more

Published Feb 26, 2025

Tracked Since Feb 18, 2026